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"the occipital protuberance was well developed"
同义词： bulge bump hump gibbosity gibbousness jut prominence protrusion extrusion excrescence
"the protuberance of his belly"
以上来源于: WordNet
N-COUNT A protuberance is a rounded part that sticks out from the surface of something. 鼓起的部分; 隆起的部分 [正式]
...a protuberance on the upper jawbone.
...上颌骨的一个隆起部分。
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